Diagnostic value of contrast-enhanced ultrasound combined with serum procalcitonin in tuberculous lymph nodes and metastatic lymph nodes Lin Li; Lan He; Minchao Xiong; Xiaoyan Wang;

Role of tomography in the screening at the emergency room during pandemics Marcel Lima Albuquerque;

Analysis of PD-1/PD-L1 variations in lung cancer and association with immunotherapeutic efficacy and prognosis: A nonrandomized controlled trial Jun Ma; JianRui Song; LiNa Han; Wen Zhou; LiFeng Meng; JianHui Li; XiaoMing Bai;